Blackhawks top Bruins in OT, Stanley Cup Game 4

Chicago Blackhawks center Jonathan Toews (19) celebrates his goal with Blackhawks right wing Patrick Kane (88) during the second period in Game 4 of the NHL hockey Stanley Cup Finals against the Boston Bruins, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Boston Bruins left wing Brad Marchand (63) moves the puck in front of Chicago Blackhawks center Marcus Kruger (16) during the first period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Elise Amendola)

Chicago Blackhawks left wing Brandon Saad (20) takes down Boston Bruins defenseman Andrew Ference (21) in front of Bruins goalie Tuukka Rask (40), of Finland, during the third period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Boston Bruins center Patrice Bergeron (37) celebrates his goal against the Chicago Blackhawks with Bruins right wing Jaromir Jagr (68), of the Czech Republic, during the third period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Boston Bruins left wing Daniel Paille (20) checks Chicago Blackhawks defenseman Brent Seabrook (7) to the ice during the second period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Elise Amendola)

Boston Bruins left wing Milan Lucic (17) celebrates his goal with defenseman Zdeno Chara (33), of Slovakia, during the second period in Game 4 of the NHL hockey Stanley Cup Finals against the Chicago Blackhawks, Wednesday, June 19, 2013, in Boston. (AP Photo/Elise Amendola)

Chicago Blackhawks goalie Corey Crawford (50) turns the puck aside in front of Boston Bruins defenseman Zdeno Chara (33), of Slovakia, and Blackhawks defenseman Duncan Keith (2) during the second period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Elise Amendola)

Chicago Blackhawks' Duncan Keith mixes it up with Boston Bruins' Chris Kelly during the 1st period in Game 4 of the Stanley Cup Finals, Wednesday, June 19, 2013, at the TD Garden in Boston, Massachusetts. (Scott Strazzante/Chicago Tribune/MCT)

Boston Bruins center Patrice Bergeron (37) faces off against Chicago Blackhawks center Jonathan Toews (19) during the first period in Game 4 of the Stanley Cup Finals, Wednesday, June 19, 2013, at the TD Garden in Boston, Massachusetts. (Nuccio DiNuzzo/Chicago Tribune/MCT)

Fans and Boston Bruins right wing Nathan Horton celebrate a goal by Bruins defenseman Johnny Boychuk against the Chicago Blackhawks during the third period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Chicago Blackhawks right wing Patrick Kane, second from right, celebrates his goal against the Boston Bruins with teammates during the second period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Elise Amendola)

Boston Bruins left wing Daniel Paille (20) positions himself in front of Chicago Blackhawks goalie Corey Crawford (50) during the first period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Boston Bruins center Patrice Bergeron (37) lines up the puck for a scoring shot against Chicago Blackhawks goalie Corey Crawford, rear, alongside Boston Bruins left wing Brad Marchand (63) during the second period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Chicago Blackhawks right wing Marian Hossa (81), of Slovakia, checks Boston Bruins center David Krejci (46), of the Czech Republic, during the second period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Boston Bruins left wing Milan Lucic (17) scores a goal against Chicago Blackhawks goalie Corey Crawford (50) as defenseman Johnny Oduya (27) and defenseman Niklas Hjalmarsson (4) look on during the second period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Chicago Blackhawks right wing Patrick Kane (88) scores past Boston Bruins goalie Tuukka Rask (40), of Finland, during the second period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

The puck, shot by Chicago Blackhawks center Jonathan Toews (19) gets past Boston Bruins goalie Tuukka Rask (40), of Finland, for a goal during the second period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Chicago Blackhawks center Jonathan Toews (19) celebrates his goal against Boston Bruins goalie Tuukka Rask (40), of Finland, as Chicago Blackhawks left wing Bryan Bickell (29) joins the celebration during the second period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Chicago Blackhawks center Jonathan Toews (19) celebrates his goal against Boston Bruins goalie Tuukka Rask (40), of Finland, as Boston Bruins defenseman Zdeno Chara (33) looks on during the second period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Elise Amendola)

A Boston Bruins fan shows his support during the third period in Game 4 of the NHL hockey Stanley Cup Finals against the Chicago Blackhawks, Wednesday, June 19, 2013, in Boston. (AP Photo/Charles Krupa)

Chicago Blackhawks goalie Corey Crawford reacts to giving up the tying goal to the Boston Bruins' Patrice Bergeron in the third period in Game 4 of the Stanley Cup Finals, Wednesday, June 19, 2013, at the TD Garden in Boston, Massachusetts. (Scott Strazzante/Chicago Tribune/MCT)

Chicago Blackhawks center Patrick Sharp (10) is upended along the wall by Boston Bruins defenseman Johnny Boychuk, not seen, during the third period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Elise Amendola)

Chicago Blackhawks center Patrick Sharp (10) celebrates his goal against the Boston Bruins with Blackhawks center Jonathan Toews (19) and right wing Marian Hossa (81), of Slovakia, during the third period in Game 4 of the NHL hockey Stanley Cup Finals, Wednesday, June 19, 2013, in Boston. (AP Photo/Elise Amendola)